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VALLE ARROYO RICARDO DEL
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VALLE ARROYO RICARDO DEL
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Priority to ES0242415ApriorityCriticalpatent/ES242415A1/es
Publication of ES242415A1publicationCriticalpatent/ES242415A1/es
Processes Of Treating Macromolecular Substances
(AREA)
Abstract
Sistema para fomentar el consumo de productos elaborados, caracterizado por la emisión de bonos convenientemente numerados que se venden a los industriales por un determinado valor, a fin de que éstos los introduzcan en los envases que se utilizan para expender sus artículos.
ES0242415A1958-06-121958-06-12Un sistema para fomentar el consumo de productos elaborados.
ExpiredES242415A1
(es)